DE3883858T2 - Verstärker mit hohem Dynamikbereich und Verzerrungsdetektor. - Google Patents

Verstärker mit hohem Dynamikbereich und Verzerrungsdetektor.

Info

Publication number
DE3883858T2
DE3883858T2 DE88108772T DE3883858T DE3883858T2 DE 3883858 T2 DE3883858 T2 DE 3883858T2 DE 88108772 T DE88108772 T DE 88108772T DE 3883858 T DE3883858 T DE 3883858T DE 3883858 T2 DE3883858 T2 DE 3883858T2
Authority
DE
Germany
Prior art keywords
transistor
terminal
distortion
transistors
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE88108772T
Other languages
German (de)
English (en)
Other versions
DE3883858D1 (de
Inventor
Edoardo Botti
Fabrizio Stefani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMicroelectronics SRL
Original Assignee
SGS Thomson Microelectronics SRL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SGS Thomson Microelectronics SRL filed Critical SGS Thomson Microelectronics SRL
Publication of DE3883858D1 publication Critical patent/DE3883858D1/de
Application granted granted Critical
Publication of DE3883858T2 publication Critical patent/DE3883858T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3217—Modifications of amplifiers to reduce non-linear distortion in single ended push-pull amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
DE88108772T 1987-06-18 1988-06-01 Verstärker mit hohem Dynamikbereich und Verzerrungsdetektor. Expired - Fee Related DE3883858T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8720950A IT1208223B (it) 1987-06-18 1987-06-18 Stadio aplificatore ad elevata dinamica con rivelazione della distorsione.

Publications (2)

Publication Number Publication Date
DE3883858D1 DE3883858D1 (de) 1993-10-14
DE3883858T2 true DE3883858T2 (de) 1994-01-05

Family

ID=11174504

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88108772T Expired - Fee Related DE3883858T2 (de) 1987-06-18 1988-06-01 Verstärker mit hohem Dynamikbereich und Verzerrungsdetektor.

Country Status (5)

Country Link
US (1) US4849713A (it)
EP (1) EP0295497B1 (it)
JP (1) JP2665769B2 (it)
DE (1) DE3883858T2 (it)
IT (1) IT1208223B (it)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8900507A (nl) * 1989-03-02 1990-10-01 Philips Nv Versterkerschakeling met verzadigingsdetectie.
IT1229777B (it) * 1989-05-22 1991-09-11 Sgs Thomson Microelectronics Circuito per la limitazione della temperatura senza distorsione per amplificatori audio di potenza.
US5239693A (en) * 1990-10-31 1993-08-24 Motorola, Inc. Amplifier level-setting apparatus
EP0507966A4 (en) * 1990-11-02 1993-04-28 Sumitomo Chemical Company Limited Thermoplastic resin composition
JP3656758B2 (ja) * 1991-05-08 2005-06-08 富士通株式会社 動作状態検出回路
US5278994A (en) * 1991-06-03 1994-01-11 Motorola, Inc. Power amplifier saturation detection and correction method and apparatus
US5327101A (en) * 1993-07-02 1994-07-05 Ford Motor Company Distortion-free limiter for a power amplifier
IT1268475B1 (it) * 1993-11-12 1997-03-04 Sgs Thomson Microelectronics Controllo della distorsione in amplificatori a tensione di alimentazione variabile e massima dinamica di uscita
DE4340167A1 (de) * 1993-11-25 1995-06-01 Blaupunkt Werke Gmbh Schaltungsanordnung zur Begrenzung von Verzerrungen von Audiosignalen
DE60030543D1 (de) 2000-06-13 2006-10-19 St Microelectronics Srl Schaltung zur Detektion der Verzerrung bei einem Verstärker, insbesondere bei einem Audioverstärker
US6871473B1 (en) * 2000-08-10 2005-03-29 Pactiv Corporation Method and apparatus for making reclosable plastic bags using a pre-applied slider-operated fastener
EP1184672B1 (en) 2000-09-01 2006-03-29 STMicroelectronics S.r.l. Adjustable harmonic distortion detector, and method using same detector
KR100403637B1 (ko) * 2002-01-26 2003-10-30 삼성전자주식회사 출력 일그러짐을 최소화하는 파워 앰프 클리핑 회로
US8369944B2 (en) 2007-06-06 2013-02-05 Zoll Medical Corporation Wearable defibrillator with audio input/output
US8271082B2 (en) 2007-06-07 2012-09-18 Zoll Medical Corporation Medical device configured to test for user responsiveness
US7974689B2 (en) 2007-06-13 2011-07-05 Zoll Medical Corporation Wearable medical treatment device with motion/position detection
US8140154B2 (en) 2007-06-13 2012-03-20 Zoll Medical Corporation Wearable medical treatment device
WO2011146448A1 (en) 2010-05-18 2011-11-24 Zoll Medical Corporation Wearable therapeutic device
CN105054924A (zh) 2010-05-18 2015-11-18 佐尔医药公司 具有多个感测电极的可穿戴移动医疗装置
US9937355B2 (en) 2010-11-08 2018-04-10 Zoll Medical Corporation Remote medical device alarm
WO2012078857A2 (en) 2010-12-09 2012-06-14 Zoll Medical Corporation Electrode with redundant impedance reduction
US9007216B2 (en) 2010-12-10 2015-04-14 Zoll Medical Corporation Wearable therapeutic device
US9427564B2 (en) 2010-12-16 2016-08-30 Zoll Medical Corporation Water resistant wearable medical device
US9684767B2 (en) 2011-03-25 2017-06-20 Zoll Medical Corporation System and method for adapting alarms in a wearable medical device
JP6166253B2 (ja) 2011-03-25 2017-07-19 ゾール メディカル コーポレイションＺＯＬＬ Ｍｅｄｉｃａｌ Ｃｏｒｐｏｒａｔｉｏｎ 着用可能な医療装置においてアラームを適合させるためのコントローラおよび方法
WO2012135028A1 (en) 2011-03-25 2012-10-04 Zoll Medical Corporation Method of detecting signal clipping in a wearable ambulatory medical device
WO2012135062A1 (en) 2011-03-25 2012-10-04 Zoll Medical Corporation Selection of optimal channel for rate determination
US9782578B2 (en) 2011-05-02 2017-10-10 Zoll Medical Corporation Patient-worn energy delivery apparatus and techniques for sizing same
EP2750761B1 (en) 2011-09-01 2022-07-13 Zoll Medical Corporation Wearable monitoring and treatment device
US11097107B2 (en) 2012-05-31 2021-08-24 Zoll Medical Corporation External pacing device with discomfort management
US10328266B2 (en) 2012-05-31 2019-06-25 Zoll Medical Corporation External pacing device with discomfort management
IN2014DN09885A (it) 2012-05-31 2015-08-07 Zoll Medical Corp
US9999393B2 (en) 2013-01-29 2018-06-19 Zoll Medical Corporation Delivery of electrode gel using CPR puck
US8880196B2 (en) 2013-03-04 2014-11-04 Zoll Medical Corporation Flexible therapy electrode
US9065408B2 (en) * 2013-03-14 2015-06-23 Rgb Systems, Inc. Voltage controlled amplifier and method of using the same
WO2015123198A1 (en) 2014-02-12 2015-08-20 Zoll Medical Corporation System and method for adapting alarms in a wearable medical device
US10201711B2 (en) 2014-12-18 2019-02-12 Zoll Medical Corporation Pacing device with acoustic sensor
US10321877B2 (en) 2015-03-18 2019-06-18 Zoll Medical Corporation Medical device with acoustic sensor
EP3693057B1 (en) 2015-11-23 2022-10-12 Zoll Medical Corporation Garments for wearable medical devices
US11617538B2 (en) 2016-03-14 2023-04-04 Zoll Medical Corporation Proximity based processing systems and methods
US11009870B2 (en) 2017-06-06 2021-05-18 Zoll Medical Corporation Vehicle compatible ambulatory defibrillator
US11568984B2 (en) 2018-09-28 2023-01-31 Zoll Medical Corporation Systems and methods for device inventory management and tracking
US11890461B2 (en) 2018-09-28 2024-02-06 Zoll Medical Corporation Adhesively coupled wearable medical device
US11590354B2 (en) 2018-12-28 2023-02-28 Zoll Medical Corporation Wearable medical device response mechanisms and methods of use
CN112642061A (zh) 2019-10-09 2021-04-13 Zoll医疗公司 模块化电疗装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4048573A (en) * 1976-10-15 1977-09-13 Mcintosh Laboratory, Incorporated Amplifier improvements for limiting clipping
JPS55132111A (en) * 1979-03-31 1980-10-14 Toshiba Corp Power amplifying circuit

Also Published As

Publication number Publication date
IT1208223B (it) 1989-06-12
IT8720950A0 (it) 1987-06-18
JPS6417504A (en) 1989-01-20
DE3883858D1 (de) 1993-10-14
EP0295497A3 (en) 1990-07-25
US4849713A (en) 1989-07-18
JP2665769B2 (ja) 1997-10-22
EP0295497B1 (en) 1993-09-08
EP0295497A2 (en) 1988-12-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: STMICROELECTRONICS S.R.L., AGRATE BRIANZA, MAILAND

8339 Ceased/non-payment of the annual fee